/
nerfur
/
openbsd-src
Обзор
Документация
Войти
/
nerfur
/
openbsd-src
Код
Запросы
0
Задачи
Вики
Пакеты
0
Релизы
0
Аналитика
Безопасность
master
usr.bin/realpath/realpath.c
63 строки
1 KB
kn
Provide realpath(1)
13 окт 2021, 18:04
13 окт 2021, 18:04
9a9b50c
Код
Авторство
О чём код?
/* $OpenBSD: realpath.c,v 1.1 2021/10/13 15:04:53 kn Exp $ */ /* * Copyright (c) 2021 Klemens Nanni <kn@openbsd.org> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <err.h> #include <limits.h> #include <stdio.h> #include <stdlib.h> #include <unistd.h> void __dead usage(void) { fprintf(stderr, "usage: %s [-q] file\n", getprogname()); exit(1); } int main(int argc, char *argv[]) { int ch, qflag = 0; char *buf; if (pledge("stdio rpath", NULL) == -1) err(1, "pledge"); while ((ch = getopt(argc, argv, "q")) != -1) { switch (ch) { case 'q': qflag = 1; break; default: usage(); } } argc -= optind; argv += optind; if (argc != 1) usage(); buf = realpath(argv[0], NULL); if (buf == NULL) { if (qflag) return (1); err(1, "%s", argv[0]); } printf("%s\n", buf); return (0); }